/*
 * Copyright 2002-2015 the original author or authors.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package org.huihoo.ofbiz.smart.webapp;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Allows customizing the {@link HttpServletRequest} and/or the {@link HttpServletResponse}.
 *
 * @author Rob Winch
 * @since 1.0
 */
public interface RequestResponsePostProcessor {

  /**
   * Allows customizing the {@link HttpServletRequest}.
   *
   * @param request the original {@link HttpServletRequest}. Cannot be null.
   * @param response the original {@link HttpServletResponse}. This is NOT the result of
   *        {@link #wrapResponse(HttpServletRequest, HttpServletResponse)} Cannot be null. .
   * @return a non-null {@link HttpServletRequest}
   */
  HttpServletRequest wrapRequest(HttpServletRequest request, HttpServletResponse response);

  /**
   * Allows customizing the {@link HttpServletResponse}.
   *
   * @param request the original {@link HttpServletRequest}. This is NOT the result of
   *        {@link #wrapRequest(HttpServletRequest, HttpServletResponse)}. Cannot be null.
   * @param response the original {@link HttpServletResponse}. Cannot be null.
   * @return a non-null {@link HttpServletResponse}
   */
  HttpServletResponse wrapResponse(HttpServletRequest request, HttpServletResponse response);
}
